import Vue from 'vue';
import Vuex from 'vuex'

Vue.use(Vuex);

export default new Vuex.Store({
  state: {
    city: '北京市',
    index: 0
  },
  actions: {
    change(ctx, city) {
      ctx.commit('change', city);
    }
  },
  mutations: {
    change(state, city) {
      state.city = city;
    }
  }
});
